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Table 4

Parameters for the asymmetric-drift correction.

Galaxy Funct. Σ0,H I R 0,H I s σ H I
(M pc-2) (kpc) (kpc) (km s-1)

NGC 1705 (R < 80′′) Exp 24.0 0.7 ... 12
NGC 1705 (R > 80′′) Exp 1.5 2.8 ... 12
NGC 2366 Gauss 9.1 0.8 6.31 10
NGC 4068 Gauss 9.0 1.0 0.92 8
NGC 4214 Exp 13.6 2.5 ... 10
NGC 6789 Gauss 16.4 0.0 0.37 8
I Zw 36 Exp 11.9 0.7 ... 9
SBS 1415+357 Exp 11.8 1.4 ... 9

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